package collection;

import java.util.ArrayList;
import java.util.Hashtable;

public class Test1 {


    public static void main(String[] args) {
        int newCapacity = 10 + (10 >> 1);
        //00101
        System.out.println(newCapacity);
        ArrayList arrayList = new ArrayList();
        arrayList.add(5,1);


        String a =  "a";
        String b = "a";
        String c = new String("a");
        String d = "d";




    }
}
